Home / 15,479,787.01-21,362,119.74-8,510,583.15

Finding the Fourth Proportional to 15,479,787.01, 21,362,119.74 and 8,510,583.15

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Solution

The fourth proportional to 15,479,787.01, 21,362,119.74 and 8,510,583.15 is: 11,744,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479,787.01 : 21,362,119.74 = 8,510,583.15 : x
  2. Step 2: Convert to fraction form
    15,479,787.01/21,362,119.74 = 8,510,583.15/x
  3. Step 3: Cross multiply
    15,479,787.01x = 21,362,119.74 × 8,510,583.15
  4. Step 4: Simplify right side
    15,479,787.01x = 181,804,096,307,526.38
  5. Step 5: Solve for x
    x = 181,804,096,307,526.38/15,479,787.01
  6. Step 6: Final answer
    x = 11,744,612.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.